import edu.umd.cs.findbugs.annotations.NonNull;
public class MyClass {
private String data;
public MyClass(@NonNull String data) {
this.data = data;
}
public void processData() {
System.out.println("Processing: " + data.toUpperCase());
}
public static void main(String[] args) {
MyClass obj = new MyClass(null);
obj.processData();
}
}
